Capital Refractories Capital Refractories supply Refracoarse (a high quality chamotte), fused silica and fused mullite for use by investment casters for core build-up. Closed sizings have low dust levels.
The typical chemistries are shown in the table below.
![43.png 43.png](https://0.rc.xiniu.com/g1/M00/0C/86/CgAGS1cE4emAJ8ZMAAAagjHHMvg115.png)
Typical sizings are shown in the table below, although other gradings may be available on request.
![44.png 44.png](https://0.rc.xiniu.com/g1/M00/0C/86/CgAGS1cE4fOAbqmlAAAsYvwZWYk975.png)
![46.png](https://0.rc.xiniu.com/g1/M00/0C/87/CgAGS1cE4i2AKDylAAJqLpvrF7w334.png)
![47.png](https://0.rc.xiniu.com/g1/M00/0C/87/CgAGS1cE4i6AW6X0AAPPw39dAeo654.png)